At the risk of making a foolish suggestion, why couldn't you build
a 4-square made up of conical monopoles, wherein each antenna would
cover both 160 and 80? The antennas would be spaced 1/4-wavelength
on 80 and 1/8-wavelength on 160. Then switch in/out separate phasing
lines for the 2 bands.
73 and awaiting replies from the educated,
Arliss W7XU
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